package com.zyh.service;

import com.zyh.pojo.Books;
import com.zyh.pojo.Zjywpt_yg_trand_infos;

import java.util.List;

/**
 * @author shihan
 * @date 2020-12-01-19:11
 */
public interface TrandService {

    int addTrand(Zjywpt_yg_trand_infos zjywpt_yg_trand_infos);

    int updateBTrand(Zjywpt_yg_trand_infos zjywpt_yg_trand_infos);
    //根据id查询,返回一个Book
    Zjywpt_yg_trand_infos queryBookById(String id);
}
